No problem, we've got 6420 and 8867 to multiply
6420 × 8867 = 8867 × (6420)
+ 8867 × 0 yielding 0
+ 8867 × 20 which equals 177340
+ 8867 × 400 producing 3546800
+ 8867 × 6000 what gives us 53202000

= 56926140
